[INFO] fetching crate wasmer-emscripten 2.0.0...
[INFO] testing wasmer-emscripten-2.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate wasmer-emscripten 2.0.0 into /workspace/builds/worker-48/source
[INFO] validating manifest of crates.io crate wasmer-emscripten 2.0.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasmer-emscripten 2.0.0
[INFO] finished tweaking crates.io crate wasmer-emscripten 2.0.0
[INFO] tweaked toml for crates.io crate wasmer-emscripten 2.0.0 written to /workspace/builds/worker-48/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64086a438b8afeae91e85094a64817f9a416bbf3440e33e74c4a0f72c0880b11
[INFO] running `Command { std: "docker" "start" "-a" "64086a438b8afeae91e85094a64817f9a416bbf3440e33e74c4a0f72c0880b11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64086a438b8afeae91e85094a64817f9a416bbf3440e33e74c4a0f72c0880b11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64086a438b8afeae91e85094a64817f9a416bbf3440e33e74c4a0f72c0880b11", kill_on_drop: false }`
[INFO] [stdout] 64086a438b8afeae91e85094a64817f9a416bbf3440e33e74c4a0f72c0880b11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d0d3cffe87148d03f41359732bc920580f12e1c915b66b4dac9a45e14409836
[INFO] running `Command { std: "docker" "start" "-a" "7d0d3cffe87148d03f41359732bc920580f12e1c915b66b4dac9a45e14409836", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]    Compiling rkyv v0.6.7
[INFO] [stderr]    Compiling seahash v4.1.0
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling target-lexicon v0.12.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling wasmer-vm v2.0.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling memmap2 v0.2.3
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling ptr_meta_derive v0.1.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling loupe-derive v0.1.3
[INFO] [stderr]    Compiling rkyv_derive v0.6.7
[INFO] [stderr]    Compiling darling_core v0.13.0
[INFO] [stderr]    Compiling object v0.26.2
[INFO] [stderr]    Compiling ptr_meta v0.1.4
[INFO] [stderr]    Compiling wasmer-derive v2.0.0
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling addr2line v0.16.0
[INFO] [stderr]    Compiling darling_macro v0.13.0
[INFO] [stderr]    Compiling darling v0.13.0
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling enumset_derive v0.5.5
[INFO] [stderr]    Compiling enumset v1.0.7
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling loupe v0.1.3
[INFO] [stderr]    Compiling wasmer-types v2.0.0
[INFO] [stderr]    Compiling wasmer-compiler v2.0.0
[INFO] [stderr]    Compiling wasmer-engine v2.0.0
[INFO] [stderr]    Compiling wasmer v2.0.0
[INFO] [stderr]    Compiling wasmer-emscripten v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.68s
[INFO] running `Command { std: "docker" "inspect" "7d0d3cffe87148d03f41359732bc920580f12e1c915b66b4dac9a45e14409836", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d0d3cffe87148d03f41359732bc920580f12e1c915b66b4dac9a45e14409836", kill_on_drop: false }`
[INFO] [stdout] 7d0d3cffe87148d03f41359732bc920580f12e1c915b66b4dac9a45e14409836
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc628c232e033b80474e876fe1c928b29cbbe304475877b16d8ced1b666cd459
[INFO] running `Command { std: "docker" "start" "-a" "dc628c232e033b80474e876fe1c928b29cbbe304475877b16d8ced1b666cd459", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasmer-emscripten v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.41s
[INFO] running `Command { std: "docker" "inspect" "dc628c232e033b80474e876fe1c928b29cbbe304475877b16d8ced1b666cd459", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc628c232e033b80474e876fe1c928b29cbbe304475877b16d8ced1b666cd459", kill_on_drop: false }`
[INFO] [stdout] dc628c232e033b80474e876fe1c928b29cbbe304475877b16d8ced1b666cd459
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] db4df1939996c5bb3e734ee62278e84dd08fe27372320f79989df7fb267e40dc
[INFO] running `Command { std: "docker" "start" "-a" "db4df1939996c5bb3e734ee62278e84dd08fe27372320f79989df7fb267e40dc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wasmer_emscripten-fd84a3d485be2541)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wasmer-emscripten
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "db4df1939996c5bb3e734ee62278e84dd08fe27372320f79989df7fb267e40dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db4df1939996c5bb3e734ee62278e84dd08fe27372320f79989df7fb267e40dc", kill_on_drop: false }`
[INFO] [stdout] db4df1939996c5bb3e734ee62278e84dd08fe27372320f79989df7fb267e40dc